These questions ask whether a noun is being treated as separate countable units, an uncountable quantity or one overall measurement. They also check a reciprocal pair for which both forms are standard.
Classify what is being measured
Try putting a number directly before the noun. If two or three works naturally and the noun becomes plural, it is countable: two reports, three lamps. If the noun is treated as a substance, resource or abstract quantity, it is uncountable: sand, patience, equipment. Then check whether a numerical phrase is functioning as one measurement rather than as individually counted units.
| Signal | Form and a small example |
|---|---|
| A reduced count of separate plural items | Use fewer: The shorter route has fewer junctions. |
| A reduced uncountable quantity | Use less: This recipe needs less sugar. |
| One total of time, distance, weight or money | Use less even before a number: The walk took less than an hour. |
| The size of a count or an uncountable quantity | Use number with countable plurals and amount with uncountable nouns: a large number of guests; a small amount of rain. |
| A question or statement about quantity | Use many with countable plurals and much with uncountable nouns: many windows; much sunlight. |
| A reciprocal action among two or more participants | Both each other and one another are standard: The twins helped one another, and the twins helped each other. |
The measurement rule does not turn the unit noun into an uncountable substance. It treats the complete numerical phrase as one value on a scale. Compare fewer coins, where individual objects are counted, with less than five pounds, where a single monetary total is compared.
Where quantity words mislead
| Temptation | How to reject it |
|---|---|
| Using less before every plural noun | If the noun names separate things that can be counted, the ordinary comparison is fewer. Save less for an uncountable quantity or one overall measurement. |
| Using fewer because a measurement contains a plural unit | Ask whether separate units are being counted or one value is being compared. A single duration, distance, weight or price takes less. |
| Pairing amount with people or number with a substance | Number measures how many countable items there are. Amount measures how much of an uncountable quantity there is. |
| Choosing much for a plural countable noun | Much asks about an uncountable quantity. A plural countable noun needs many, unless the sentence is recast with a measurement unit. |
Try it
Which sentence contains a quantifier error under the standard rule for single measurements?
- The parcel weighs less than five kilograms.
- The repair took less than two hours.
- The rope is fewer than three metres long.
- The ticket costs less than ten dollars.
Complete the phrase with the noun from the amount/number pair that applies to an uncountable quantity: a small ___ of flour.
Which sentences are acceptable in standard English? Select all that apply.
- The three teammates encouraged one another.
- The three teammates encouraged each other.
- The repair took less than two hours.
- Much bicycles were parked outside.